added instructions to install graphviz, if needed

OSeMOSYS · May 10, 2024 · e0a612d · e0a612d
1 parent 8e103ed
commit e0a612d
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/docs/functionality.rst b/docs/functionality.rst
@@ -184,6 +184,9 @@ visualising the reference energy system through the ``vis res`` command is suppo
     including ``bmp``, ``jpg``, ``pdf``, ``png`` etc. The graphviz_ library
     used to layout the reference energy system will interpret the file ending.
 
+    Remember to check if you have already installed graphviz_ on your maching, before using this fuctionality. 
+    To install graphviz_ use ``conda install graphviz`` command.
+
 Validation
 ----------
 The validation module in ``otoole`` checks technology and fuel names against a